PotassiumLocation: Group 1, Period 4 Storage & Handling: Keep tightly sealed when not in use. Store and use at 20 ± 4°C. Do not pipet from container. Do not return portions removed for pipetting to container. Chemical Compatibility: Soluble in HCl, HNO3, H2SO4, and HF aqueous matrices. Avoid use of HClO4 due to insolubility of the perchlorate. Stable with all metals and inorganic anions except ClO4-. Stability: 2-100 ppb levels stable for months in 1% HNO3 / LDPE container. 1-10,000 ppm solutions chemically stable for years in 1-5% HNO3 / LDPE container. K Containing Samples (Preparation & Solution): Metal (dissolves very rapidly in water); Ores (sodium carbonate fusion in Pt0 followed by HCl dissolution - blank levels of K in sodium carbonate critical); Organic Matrices (Sulphuric / peroxide digestion). |
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Atomic Spectroscopic Information: (red text indicates severe at ~ concs.) | |||||||||||||||||||||||||||||||||||
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Product Specifications
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Part #:
MSK-10PPM-125ML
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Description:
10ug/mL POTASSIUM 125mL
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Matrix:
0.1% v/v Nitric Acid
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Starting Material:
KNO3
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✔ Assayed by validated ICP-OES procedures
✔ Trace metallic impurities determined by ICP and ICP-MS
And up to 3 YEARS SHELF LIFE with TCT packaging